MARTIN WILLIAM C
Director · Officer · Ten-percent owner · IMMR, BNED
As of 2026-09-16, MARTIN WILLIAM C has 16 Form 4 transactions on record across 2 companies — 7 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2025-03-20 | IMMR | Purchase | 27,150 @ $7.55 | $205K | +1.9% of holding | 1,450,693 | Form 4 |
15 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-31 | IMMR | Award / grant | 5,640 | 1,423,164 | Form 4 |
| 2026-04-30 | IMMR | Award / grant | 17,872 | 1,417,524 | Form 4 |
| 2026-04-30 | IMMR | Award / grant | 7,425 | 1,399,652 | Form 4 |
| 2026-03-11 | BNED | Award / grant | 23,867 | 169,738 | Form 4 |
| 2026-01-30 | IMMR | Award / grant | 6,588 | 1,392,227 | Form 4 |
| 2025-11-14 | IMMR | Award / grant | 17,647 | 1,385,639 | Form 4 |
| 2025-10-31 | IMMR | Award / grant | 7,952 | 1,367,992 | Form 4 |
| 2025-07-31 | IMMR | Award / grant | 7,140 | 1,360,040 | Form 4 |
| 2025-07-01 | IMMR | Withheld for tax | 68,400 | 1,352,900 | Form 4 |
| 2025-05-02 | IMMR | Award / grant | 10,239 | 1,421,300 | Form 4 |
| 2025-04-30 | IMMR | Award / grant | 5,968 | 1,411,061 | Form 4 |
| 2025-04-01 | IMMR | Withheld for tax | 45,600 | 1,405,093 | Form 4 |
| 2025-01-31 | IMMR | Award / grant | 86,899 | 1,423,543 | Form 4 |
| 2025-01-01 | IMMR | Withheld for tax | 8,799 | 1,344,336 | Form 4 |
| 2025-01-01 | IMMR | Withheld for tax | 7,692 | 1,336,644 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.